Ergocalciferol - Impurity E — Impurity Reference Standard

Buy Ergocalciferol - Impurity E (CAS 115-61-7) impurity reference standard from Spectrasynth Pharmachem. Custom synthesis available — enquire for pricing, COA and availability.

• Product Code: SSPC-E00042
• CAS No.: 115-61-7
• Chemical Name: Tachysterol
• Synonyms: (1S)-3-[(1E)-2-[(1R,3aR,7aR)-2,3,3a,6,7,7a-Hexahydro-7a-methyl-1-[(1R,2E,4R)-1,4,5-trimethyl-2-hexen-1-yl]-1H-inden-4-yl]ethenyl]-4-methyl-3-cyclohexen-1-ol; (3β,6E,22E)-9,10-Secoergosta-5(10),6,8,22-tetraen-3-ol; Provitamin D; Tachysterin2; (6E,22E)-9,10-Secoergosta-5(10),6,8,22-tetraen-3β-ol; (S)-3-((E)-2-((1R,3aR,7aR)-1-((2R,5R,E)-5,6-Dimethylhept-3-en-2-yl)-7a-methyl-2,3,3a,6,7,7a-hexahydro-1H-inden-4-yl)vinyl)-4-methylcyclohex-3-en-1-ol;
• Molecular Formula: C₂₈H₄₄O
• Molecular Weight: 396.65
• Appearance: Colourless to Yellow Oil to Solid
• Storage: -86°C Amber Vial, Freezer, Under inert atmosphere
• Application: Bioactive, synthetic vitamin D3 analog; exhibits antiproliferative effect on keratinocytes. Antipsoriatic.